/**
 * Rank Math snippet to disable 'contentHasTOC' tests.
 *
 * @param array  $tests Array of tests with score
 * @param string $type  Object type. Can be post, user or term.
 */
add_filter( 'rank_math/researches/tests', function( $tests, $type ) {
    unset($tests['content-readability']['contentHasTOC']);

    $tests['basic']['keywordInMetaDescription']['score'] = 4;

    return $tests;
}, 10, 2 );